Nice catch @faithcalls. It seems your hunt is a bit unique.See my pros and cons below :

Pros :

• The smartphone casing itself is very simple and with its colors that are dark which can be really a great combination to your smartphone.
• It is fully compatible on many iPhone series from iPhone6 series to iPhone8 series.
• It can also serve as a protection to your phone since it is dirt-resistant which makes sure your phone keeps away from dirt.
• The casing itself is soft and fiber.

Cons :

• Expensive type of casing but if you really a smartphone enthusiast them this one is for you.